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April 20, 2014

Homework Help: 12th grade maths

Posted by adam on Monday, September 6, 2010 at 4:44pm.

just like to check if ive got these right. if not can you help??

make the subject (q)
p(q+r)=2(q-p)
ans q=pr+2p/(2-p)

make the subject (p)
p+3=qp+r/(2)
ans p=r-6/(2-q)

make the subject (r)
p(r-q)=2+3(q-r)
ans r=2+3q+pq/(p+3)

make the subject (x)
y=r-qp/(x)
ans x=r-qp/(y)

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